Main characters: Shen Yan, Yan'er, Liu Erye
Supporting characters: Shen's Father

Also known as: 古式鍛冶屋の現代技術革命 · 고대철공의 현대과학 혁명 · ช่างเหล็กข้ามเวลาปฏิวัติเครื่องเหล็ก · Thợ Rèn Công Nghệ Hiện Đại · 古法鐵匠藏現代科技